Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Fulica Americana
Egg weights Nest C12.13-25-
Jewel Lake, Tilden Park, Contra Costa Co., Calif.
1 2 4 GR4 10 6 hr young
TIME
May 3 28.9 26.4 28.7 28.2 28.1 22.1 5:55 p.m.
May 5 28.6 26.2 - 27.0 27.7 6:00 p.m.
" " 22.4 see page. 21 6:05 p.m.
May 7 28.3 26.0 - deserted, eggs cold - 3:55 pm
These two
eggs were found to
be rotten.
No signs
of embryos